baber/WOPTO huggingface dataset:
Patent JP-2004129989-A (JP)
Title: Vacuum cleaner
Inventor: YUASA YASUHIRO
IPC: A47L9/20
Filed: 2002-10-15
Abstract: <P>PROBLEM TO BE SOLVED: To offer a vacuum cleaner in which a sense of security is given to a user by reporting operating of a dust removal means to the user, usability is facilitated, and dust adhering to the inside of a dust collection section can be removed surely.  <P>SOLUTION: An electric blower 9 for emitting a suction air, the dust collection section 13 for catching dust sucked by the suction air, the dust removal means 14 for removing dust adhering to the dust collection section 13, and an information means 17 for reporting to the user the working condition of the dust removal means 14 are included, and since the user can confirm operating of the dust removal means 14 by reporting operating of the dust removal means 14 to the user, the sense of security can be given to the user and the usability can be improved.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004146113-A (JP)
Title: Hydrogen filling apparatus of fuel cell vehicle
Inventor: KURIHARA SHINYA
IPC: H01M8/04
Filed: 2002-10-22
Abstract: <P>PROBLEM TO BE SOLVED: To make a hydrogen filling as an emergency measure in case a fuel cell vehicle runs out of hydrogen.  <P>SOLUTION: A fuel cell vehicle 1A and a fuel cell vehicle 1B are each provided with a hydrogen storage tank 11, a hydrogen filling flow channel 14 communicating the hydrogen storage tank 11 with a hydrogen-filling inlet 21 and filling hydrogen in the hydrogen storage tank 11, a reverse-flow-preventing valve 13 preventing the hydrogen from flowing in form the hydrogen storage tank 11 into the hydrogen filling inlet 21, a bypass flow channel 15 communicating the hydrogen storage tank 11 and the hydrogen filling inlet 21 bypassing the reverse-flow-preventing valve 13, and a bypass valve 16 controlling a flow volume of the bypass flow channel 15. When the fuel cell vehicle 1A and the fuel cell vehicle 1B are communicated with a hydrogen piping 2, the bypass valve 16 is controlled by a control unit 18 to switch open and close, and when there is a pressure difference between an inner pressure of the hydrogen storage tank 11 of the fuel cell vehicle 1A and that of the hydrogen storage tank 11 of the fuel cell vehicle 1B, a hydrogen supply is made from the hydrogen storage tank 11 with a higher inner pressure to the tank 11 with a lower inner pressure.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004143741-A (JP)
Title: Baserock excavator for seabed
Inventor: JINNO KAZUE
IPC: E02F5/00
Filed: 2002-10-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a baserock excavator for a seabed, which can excavate a baserock without being subject to the effect of a tidal current even on the seabed in the deep depth of water and which has excellent efficiency and high excavating force and also a fast excavating speed.  <P>SOLUTION: The baserock excavator for the seabed is constituted so as to have a bottom-section impact disk with at least one pawl for crushing the baserock, a long-sized pipe member, which has the impact disk at one end and in which the other end is opened, a weight for an impact inserted from the opening end of the pipe member and movably disposed in a hollow shape and a winch member driving a wire installed to the weight. In the baserock excavator for the seabed, the pawl for crushing the baserock is abutted against the baserock on the seabed, and excavation works are conducted by impact force at a time when the weight for the impact wound up by the winch member is dropped into the hollow shape of the pipe member constituted by connecting a plurality of reinforcing steel pipes and made to collide with the top face of the impact disk.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004143798-A (JP)
Title: Method and device for hanging and fixing ceiling by ceiling member and wire fixture
Inventor: HORI MASAKAZU
IPC: E04B9/18
Filed: 2002-10-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for hanging and fixing a ceiling member etc. from a ceiling slab by using a wire, and also to provide a device implementing the method.  <P>SOLUTION: According to the method, one end of the wire 7 is fixed to a surface of a fixture 8 on the ceiling slab side by an appropriate means. Then, the other end of the wire 7 is wound on and positioned to an upper clamp portion of a clamp member 1 engaging with an upper appropriate portion of a main bar 16 (T bar) of the ceiling member 15 which has been height-adjusted beforehand. Further, a terminal of the other end is fixed to the clamp member 1 by a fixing member attached to the clamp member.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004142604-A (JP)
Title: Expansion spindle for vehicle steering
Inventor: YAMADA YASUHISA
IPC: B62D1/20
Filed: 2002-10-24
Abstract: <P>PROBLEM TO BE SOLVED: To reduce manufacturing cost by reducing the number of components and facilitating assembling work while downsizing it.  <P>SOLUTION: Three pairs of needle rollers 7 (first cylindrical bodies) are fitted slidably between three pairs of axial grooves 3 and 5 respectively formed between a male spindle 1 and a female spindle 2 via a plate spring 9. Three pairs of needle rollers 8 (second cylindrical bodies) are fitted slidably between three pairs of axial grooves 4 and 6 respectively formed between the male spindle 1 and the female spindle 2. When relative moving axially, the male spindle 1 and the female spindle 2 can slidably move axially with stable slide-movement load since the needle rollers 7 and 8 are pre-loaded to a degree enough to avoid looseness for the male spindle 2 with the plate spring 9. When transmitting torque, torque can be transmitted in a high rigid state while looseness in a rotation direction between the male spindle 1 and the female spindle 2 are prevented assuredly since the needle rollers 7 can be constrained circumferentially by the plate spring.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003175231-A (JP)
Title: Winning ball collection cover of pachinko game machine
Inventor: OSHIMI WATARU
IPC: A63F7/02
Filed: 2002-10-25
Abstract: <P>PROBLEM TO BE SOLVED: To reinforce a part opened in a winning ball collection cover as a part through which a winning ball passes.  <P>SOLUTION: The rear side of a game board 11 is covered by the winning ball collection cover 15 to form a winning ball collection space 19. A through- hole 29 is formed in the lower end of the winning ball collection cover 15, so that a winning ball is guided from the winning ball collection space 19 to the outside. Further, a hood-shaped guide wall 31 is integrally formed to project to cover the through-hole 29, so that the winning ball is guided to a winning ball collection gutter 21b disposed outside the winning ball collection cover 15. Since the guide wall 31 is formed around the rim of the opening of the through-hole 29, the strength of the rim of the opening can be increased.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004150803-A (JP)
Title: Correction method in analyzing specimen and analytical instrument
Inventor: NAKANO HAJIME
IPC: G01N33/53
Filed: 2002-10-28
Abstract: <P>PROBLEM TO BE SOLVED: To cost-advantageously perform a blank correction based on a little specimen without impairing miniaturization of an analytical instrument.  <P>SOLUTION: In a correction method when analyzing the plurality types of analysis items from a single type of specimen, the plurality of analysis items having similar reaction conditions in the analysis out of the plurality types of analysis items are corrected based on the same blank measurement result. Preferably, the plurality of analysis items are classified according to similarity of the reaction conditions in the analysis into a plurality of groups and the plurality of groups are subjected to a plurality of blank measurements having mutually different measurement conditions. In this case, in the analysis of each analysis item comprising each group, it is preferable to correct it based on the blank measurement result corresponding to the applicable group.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004147736-A (JP)
Title: Sound reflector system
Inventor: HASHIMOTO KENJI
IPC: A63J5/04
Filed: 2002-10-29
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a prescribed acoustic effect during use, prevent a sound reflector from unnecessarily swinging during movement and prevent the displacement from being generated between the right and left ends of the sound reflector.  <P>SOLUTION: The sound reflector system has a front sound reflector 10 facing the seat G side on a stage S, right and left sound reflectors 20 horizontally swingably connected to the right and left ends of the front sound reflector 10 and a ceiling sound reflector 30 raisably connected to the upper end of the front sound reflector 10. The top of the front sound reflector 10 is connected to a pair of rails 1 extended from the depth side of a stage S to a seat G side above the right and left sides of the stage S.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003201860-A (JP)
Title: Jointing method of material
Inventor: ROBERTSON JOHN M
IPC: B21K1/36
Filed: 2002-10-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for repairing parts such as a rotary disc/ drumrotor of a gas turbine engine.  <P>SOLUTION: This method includes steps for: heating a contact area 207 of a forged material and a contact area 307 of forged parts; pressurizing the contact area 207 of the material to the contact area 307 of the parts to joint them. A method for producing rotary parts of the gas turbine engine includes a step for heading the contact area 207 of the forged material and the contact area 307 of the forged parts, and a step for pressurizing the contact area 207 of the material to the contact area 307 of the parts to joint them. This method may include a sequential heat treatment step for giving a desired strength characteristic to a joint part 309 between the material and the parts.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004152859-A (JP)
Title: Power semiconductor device
Inventor: O AZUMA
IPC: H01L25/07
Filed: 2002-10-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a power semiconductor device wherein a packaging area of a substrate on which a power module is attached is reduced and attaching is performed without applying stress to terminals.  <P>SOLUTION: The power semiconductor device 10 is provided with the substrate 1 and the power module 2. The power module has a power semiconductor element and is packaged in such a manner that a first end out of two ends of the periphery of a main surface of which the ends face each other faces the surface of the substrate, and the main surface is positioned vertically relative to the surface of the substrate. A terminal 7 for control and a power source terminal 8 which are led out of the first end of the power module are soldered to the substrate, and a terminal 6 for load connection is led out of the second end facing the first end.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004152349-A (JP)
Title: Semiconductor storage device and control method thereof
Inventor: TAKAHASHI HIROYUKI
IPC: G11C11/406
Filed: 2002-10-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor storage device attaining the speed increase and the cost reduction by making the delay of the refresh operation invisible from the outside.  <P>SOLUTION: A memory cell is furnished with two transistors Tr1, Tr2 connected between a bit line B (WF) of a write system and a bit line B (BF) of a read system and a data accumulating capacitance C, and a write system word line W(WF) and a read system word line W (RF) are connected to control terminals of two transistors, and a deciding means (132) is furnished for comparing a refresh address with an address selected by a read/write signal among read/write addresses from an address holding circuit 130 for holding the inputted address signal. When the coincidence is not obtained in the comparison, the read/write operation of one system out of read/write systems selected by the read or write address and the refresh operation using another system in the read/write system selected by the refresh address are carried out in parallel by the same cycle, and when coincident, the read or write operation using the word line and bit line corresponding to the one system out of the read system and the write system is carried out.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004153434-A (JP)
Title: Receiver, digital-analog converter, and tuning circuit
Inventor: MIYAGI HIROSHI
IPC: H04B1/26
Filed: 2002-10-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a receiver in which component costs can be reduced and a component for temperature compensation can be formed on a semiconductor substrate, and to provide a digital-analog converter and a tuning circuit.  <P>SOLUTION: The FM receiver 100 is constituted so as to include an antenna 1, high-frequency receiving circuit 2, local oscillator 3, two DACs 4, 6, control unit 8, mixer circuit 9, intermediate frequency amplifier circuit 10, detection circuit 11, low-frequency amplifier circuit 12, and a speaker 13. The DACs 4, 6 have a predetermined temperature coefficient, and their output voltages vary depending on a change in ambient temperature. When the characteristic of a VCO 31 changes together with the change in ambient temperature and a control voltage applied to this VCO 31 changes, output voltages of the DACs 4, 6 also change.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004152555-A (JP)
Title: Planar light source and its manufacturing method
Inventor: OKUWAKI DAISAKU
IPC: F21Y101/02
Filed: 2002-10-29
Abstract: <P>PROBLEM TO BE SOLVED: To prevent the occurrence of fringe patterns of light and shade due to bright lines at illumination in a planar light source having a plurality kinds of reflection means on a lower face of a light guide plate.  <P>SOLUTION: The planar light source 10 comprises the light guide plate 2 made of a plate-like transparent material whose lower face is provided with the plurality kinds of reflection means 2bp, 2bh, and a light-emitting source 1 arranged in the side direction of the light guide plate 2. The convexoconcave of the surface of an integral incoming piece which is used for a forming die and is not divided is transferred to the reflection plane 2b of the lower face of the light guide plate, and thus the reflection plane is formed in the state that there are not substantially steps between the plurality kinds of reflection means 2bp, 2bh.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004150902-A (JP)
Title: High resistance measuring method and high resistance measuring apparatus
Inventor: NISHINAKA HIDEFUMI
IPC: G01R27/02
Filed: 2002-10-30
Abstract: <P>PROBLEM TO BE SOLVED: To measure precisely a value of high resistance like insulating resistance between an output terminal and a case of a Zener standard voltage generator, by excluding influence of a leakage current.  <P>SOLUTION: Circuit in the upper half of the figure is a main circuit for measuring a resistance value, and circuit in the lower half is a circuit for constituting a grounding device. Rao, Rbo and Rco are Y-connected among points a, b and c with a point o set as the center. Rx which is the object of measurment is connected between points a and d. R1+r1 is connected between points b and c. Rs+rs is connected between points c and d. Rw2+rw2, Rw3 and Rw4 are Y-connected among points a, c and e. Rw1 and rw1 are connected with a part between points c and e, and e is grounded. A switch SW is connected to the grounding side. Rw4 and rw2 are adjusted and balancing is taken. Thereby the point d is equivalently grounded, so that all leakage currents relating to the insulation resistance Rx flow into the point e (grounding point). Next the switch SW is moved to the point b side, Rao and rs are adjusted, balancing of the main circuit is taken, and a value of the insulation resistance Rx is obtained.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004149853-A (JP)
Title: Apparatus for producing magnesium powder
Inventor: NAKAMURA KENJI
IPC: C02F1/46
Filed: 2002-10-30
Abstract: <P>PROBLEM TO BE SOLVED: To realize an apparatus for producing magnesium powder in which reforming water is reformed into alkali water, and further, gaseous hydrogen can easily be produced by providing a precipitation part storing magnesium powder coexisting in the reforming water.  <P>SOLUTION: The apparatus for producing magnesium powder is provided with an electrolytic cell 11 into which water is introduced, first and second electrodes 12a and 12b consisting of electrically conductive metal, and an intermediate electrode 13 consisting of a magnesium material. In the electrolytic cell 11, when voltage is applied to the space between the first and second electrodes 12a and 12b, and water inside the electrolytic cell 11 is electrolyzed, Mg<SP>2+</SP>ions are eluted from the intermediate electrode 13 to reform the water inside the electrolytic cell 11 into alkali water, and further, a precipitation part 11b is formed so as to be stored with the magnesium powder eluted from the intermediate electrode 13. Thus, gaseous hydrogen can be flowed out to the outside.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004150381-A (JP)
Title: Intake air quantity estimating device for internal combustion engine
Inventor: MUTO HARUFUMI
IPC: F02D41/18
Filed: 2002-10-31
Abstract: <P>PROBLEM TO BE SOLVED: To improve the problem when starting an engine due to a lack of accurate learning of the atmospheric air pressure, in an intake air quantity estimating device for an internal combustion engine for computing the intake pipe pressure to use it for estimation of the intake air quantity.  <P>SOLUTION: This intake-air quantity estimating device is provided with an intake pipe pressure computing means for computing the intake pipe pressure based on the throttle valve opening and the atmospheric air pressure (step 105) and an intake air quantity computing means for computing the intake air quantity based on the computed intake pipe pressure (step 110). When the throttle valve opening is the set opening or more, the atmospheric air pressure to be used in the intake pipe pressure computing means is a corrected atmospheric air pressure corrected by learning when the throttle valve opening is the set opening or more. The atmospheric air pressure to be used in the intake pipe pressure computing means when computing the intake pipe pressure first when starting the engine is a value between the corrected atmospheric air pressure corrected during the operation of the engine before starting the engine and the standard atmospheric air pressure (step 102).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004152206-A (JP)
Title: Maternity mail transmission system
Inventor: KUSAKA MASAHIRO
IPC: G06Q50/10
Filed: 2002-11-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a maternity mail transmission system allowing acquisition of useful pregnant woman/birth information by use of reading service for websites and mails on a cellphone of a pregnant woman.  <P>SOLUTION: This system includes: a database for storing facility information about each maternity hospital, personal information such as a mail address or an expected date of confinement of the pregnant woman, a transmission sentence or the like of the mail transmitted to the pregnant woman, about the plurality of maternity hospitals; a server automatically transmitting periodic transmission mail of prescribed contents with a name of each the maternity hospital to the mail address capable of being received by each the pregnant woman according to schedule decided with the expected date of the confinement of the pregnant woman of each the maternity hospital as a standard, for the plurality of maternity hospitals; and a computer terminal on each the maternity hospital side, capable of operating the server, for transmitting the mail with the name of each the maternity hospital to the mail address capable of being received by the pregnant woman of each the maternity hospital.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004157616-A (JP)
Title: Learning support system
Inventor: FURUKAWA HIROSHI
IPC: G06Q50/00
Filed: 2002-11-01
Abstract: <P>PROBLEM TO BE SOLVED: To gather and manage the degree of understanding of problems that a learner (student) actually feels.  <P>SOLUTION: A learning support server system 1 is equipped with a student DB49 which stores student IDs, a teaching material related DB41 which stores problem data while relating them with problem IDs, and a WWW server 5 and a teaching material management/distribution server 6. The WWW server 5 and teaching material management/distribution server 6 can displays the problem data through a terminal 9 according to the problem data stored in the teaching material relative DB41, and performs a process of preparing and transmitting contents for learning which make it possible to input information showing to what extent a student understands the problem data through the terminal 9 to terminal 9 and a process of receiving the information on the degree of student's understanding of the problem data inputted through the terminal 9 according to the contents for learning and sent from the terminal 9 through a communication network 4 and storing the received understanding degree information in an understanding degree DB46 while relating them with the problem ID of the problem data and the student ID.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004154356-A (JP)
Title: Traveling toy
Inventor: GOGA TSUCHITA
IPC: A63H29/02
Filed: 2002-11-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a traveling toy which has simple structure and which can comically be traveled by spinning etc. suddenly during traveling.  <P>SOLUTION: The traveling toy 1 comprises a toy body 2 provided with a power unit 10 inside. The toy body 2 is provided with a pair of wheels 21 and 22 in a turnable manner, and a pair of driving wheels 13 and 15 to be rotated by the power unit 10. The frictional resistance of a contact surface in contact with a traveling surface is larger in one 13 of the pair of driving wheels 13 and 15 than that in the other driving wheel 15 and the pair of wheels 21 and 22. The pair of wheels 21 and 22 are provided turnably at the front part of the toy body 2, and the pair of driving wheels 13 and 15 are provided at the rear part of the toy body 2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004158120-A (JP)
Title: Recording/reproducing device and data processing device
Inventor: KATO MASAHISA
IPC: G11B20/10
Filed: 2002-11-06
Abstract: <P>PROBLEM TO BE SOLVED: To enable title information to be recorded from a CD to an MD in an appropriate format.  <P>SOLUTION: On a data track of the CD, the title information in a format consisting of a pair of the title information expressed in Katakana/alphanumeric characters and the title information expressed in Kana-Kanji/alphanumeric characters are recorded in advance. When the text information recorded on the data track of the CD to be reproduced is the title information in the above format, a control part 301 records the text information expressed in the Katakana/alphanumeric characters on a sector 1 of a UTOC area on the MD and records the text information expressed in Kana-Kanji/alphanumeric characters on a sector 4 of the UTOC area.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004166385-A (JP)
Title: Distribution board
Inventor: KITAMURA YOJI
IPC: H02B1/40
Filed: 2002-11-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a distribution board in which, while keeping the dimensions of a box body the same as before even if thick electric wires are connected by using a master breaker with a larger capacitance, a compact distribution board can be composed, and moreover, electric wire connecting work can be easily performed.  <P>SOLUTION: The distribution board is so composed that a plurality of branch breakers are connected to the master breaker and the load side of the master breaker, and, it includes a box body to cover the master breaker and a plurality of the branch breakers. While terminals on the load side of the master breaker have terminals to connect the electric wires and bars in the direction from the load side to the power supply side of the master breaker, terminals on the power supply side are made to have terminals to connect the electric wires to the direction of connecting the power supply side and the load side from the approximately perpendicular direction.  <P>COPYRIGHT: (C)2004,JPO